CA2573936C - Optimization of bioleaching process - Google Patents
Optimization of bioleaching process Download PDFInfo
- Publication number
- CA2573936C CA2573936C CA2573936A CA2573936A CA2573936C CA 2573936 C CA2573936 C CA 2573936C CA 2573936 A CA2573936 A CA 2573936A CA 2573936 A CA2573936 A CA 2573936A CA 2573936 C CA2573936 C CA 2573936C
- Authority
- CA
- Canada
- Prior art keywords
- bioleaching
- raffinate
- organic compounds
- solution
- heap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000005457 optimization Methods 0.000 title description 3
- 230000000813 microbial effect Effects 0.000 claims abstract description 29
- 238000002386 leaching Methods 0.000 claims abstract description 27
- 150000002894 organic compounds Chemical class 0.000 claims abstract description 24
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 230000002401 inhibitory effect Effects 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 10
- 150000002484 inorganic compounds Chemical class 0.000 claims abstract description 5
- 230000020169 heat generation Effects 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 claims description 30
- 230000003647 oxidation Effects 0.000 claims description 21
- 238000007254 oxidation reaction Methods 0.000 claims description 21
- 150000003839 salts Chemical class 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 230000002829 reductive effect Effects 0.000 claims description 18
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 16
- 239000005864 Sulphur Substances 0.000 claims description 15
- 238000000638 solvent extraction Methods 0.000 claims description 14
- 238000011084 recovery Methods 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 3
- 239000012895 dilution Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 238000004166 bioassay Methods 0.000 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 19
- 239000011707 mineral Substances 0.000 description 19
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 230000005764 inhibitory process Effects 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 150000004763 sulfides Chemical group 0.000 description 7
- 239000002253 acid Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 241000894007 species Species 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910001779 copper mineral Inorganic materials 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 229910052951 chalcopyrite Inorganic materials 0.000 description 2
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 2
- 229910052955 covellite Inorganic materials 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 230000003204 osmotic effect Effects 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- -1 potassium cations Chemical class 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- NFMAZVUSKIJEIH-UHFFFAOYSA-N bis(sulfanylidene)iron Chemical compound S=[Fe]=S NFMAZVUSKIJEIH-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229910052947 chalcocite Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- BUGICWZUDIWQRQ-UHFFFAOYSA-N copper iron sulfane Chemical compound S.[Fe].[Cu] BUGICWZUDIWQRQ-UHFFFAOYSA-N 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 229910000462 iron(III) oxide hydroxide Inorganic materials 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000011785 micronutrient Substances 0.000 description 1
- 235000013369 micronutrients Nutrition 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B15/00—Obtaining copper
- C22B15/0095—Process control or regulation methods
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/18—Extraction of metal compounds from ores or concentrates by wet processes with the aid of microorganisms or enzymes, e.g. bacteria or algae
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Automation & Control Theory (AREA)
- Microbiology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA2004/5221 | 2004-07-16 | ||
| ZA200405221 | 2004-07-16 | ||
| PCT/ZA2005/000103 WO2006010169A1 (en) | 2004-07-16 | 2005-07-08 | Optimization of bioleaching process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2573936A1 CA2573936A1 (en) | 2006-01-26 |
| CA2573936C true CA2573936C (en) | 2010-05-04 |
Family
ID=35276178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2573936A Expired - Fee Related CA2573936C (en) | 2004-07-16 | 2005-07-08 | Optimization of bioleaching process |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US7494529B2 (de) |
| EP (1) | EP1769093B1 (de) |
| CN (1) | CN100422359C (de) |
| AP (1) | AP2272A (de) |
| AR (1) | AR050080A1 (de) |
| AT (1) | ATE404701T1 (de) |
| AU (1) | AU2005265428B2 (de) |
| CA (1) | CA2573936C (de) |
| DE (1) | DE602005008972D1 (de) |
| EA (1) | EA011038B1 (de) |
| ES (1) | ES2313399T3 (de) |
| PE (1) | PE20060542A1 (de) |
| PL (1) | PL1769093T3 (de) |
| WO (1) | WO2006010169A1 (de) |
| ZA (1) | ZA200610843B (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11521138B1 (en) * | 2022-06-27 | 2022-12-06 | Freeport Minerals Corporation | System and method for adjusting leaching operations based on leach analytic data |
| US12619924B2 (en) | 2024-08-14 | 2026-05-05 | Freeport Minerals Corporation | Acid impacts on a leach stockpile |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2980788B1 (fr) | 2011-09-30 | 2014-11-07 | Veolia Water Solutions & Tech | Procede de traitement d'un effluent contenant des metaux |
| US12353196B2 (en) | 2022-06-27 | 2025-07-08 | Freeport Minerals Corporation | System and method for determining changes to a heat profile of a stockpile |
| US12099942B2 (en) | 2022-06-27 | 2024-09-24 | Freeport Minerals Corporation | Chemical impacts on a leach stockpile |
| US12106247B2 (en) | 2022-06-27 | 2024-10-01 | Freeport Minerals Corporation | System and method for determining estimated remaining mineral in a stockpile |
| US12259256B2 (en) | 2022-06-27 | 2025-03-25 | Freeport Minerals Corporation | System and method for determining lift heights of a stockpile |
| US12111303B2 (en) | 2022-06-27 | 2024-10-08 | Freeport Minerals Corporation | System and method for determining a location of ore in a stockpile |
| US12260371B2 (en) | 2022-06-27 | 2025-03-25 | Freeport Minerals Corporation | System and method for determining a dump location for a vehicle |
| US12163788B2 (en) | 2022-06-27 | 2024-12-10 | Freeport Minerals Corporation | System and method for assigning a haul truck dump to a location |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5413624A (en) * | 1991-02-22 | 1995-05-09 | Mbx Systems, Inc. | Enhancement of bioleach systems using nutrient additives |
| IL100950A (en) * | 1992-02-14 | 1997-01-10 | Israel Electric Corp Ltd | Bioleaching method for the extraction of metals from coal fly ash using thiobacillus |
| US6294362B1 (en) * | 1996-10-04 | 2001-09-25 | Mbx Systems, Inc. | Rapid ferrous sulfate biooxidation |
| US6110253A (en) * | 1998-12-14 | 2000-08-29 | Geobiotics, Inc. | High temperature heap bioleaching process |
| US6245125B1 (en) * | 1999-09-15 | 2001-06-12 | Billiton S.A. Limited | Copper, nickel and cobalt recovery |
| PE20020630A1 (es) * | 2000-10-06 | 2002-07-11 | Billiton Sa Ltd | Lixiviacion en pilas de minerales sulfurados |
| CA2353002C (en) * | 2001-07-13 | 2009-12-01 | Teck Cominco Metals Ltd. | Heap bioleaching process for the extraction of zinc |
| EP1406999B1 (de) * | 2001-07-16 | 2009-12-02 | BHP Billiton SA Limited | Extraktion von mikroben durch mikrobielle laugung |
| CN100422358C (zh) * | 2002-08-15 | 2008-10-01 | 北京有色金属研究总院 | 含碱性脉石的硫化矿矿石或精矿或尾矿的生物浸出工艺 |
| WO2004027099A1 (en) * | 2002-09-17 | 2004-04-01 | Frank Kenneth Crundwell | Heap leach process |
-
2005
- 2005-07-08 PL PL05776116T patent/PL1769093T3/pl unknown
- 2005-07-08 CN CNB2005800239914A patent/CN100422359C/zh not_active Expired - Fee Related
- 2005-07-08 WO PCT/ZA2005/000103 patent/WO2006010169A1/en not_active Ceased
- 2005-07-08 EA EA200700271A patent/EA011038B1/ru not_active IP Right Cessation
- 2005-07-08 EP EP05776116A patent/EP1769093B1/de not_active Expired - Lifetime
- 2005-07-08 CA CA2573936A patent/CA2573936C/en not_active Expired - Fee Related
- 2005-07-08 AT AT05776116T patent/ATE404701T1/de not_active IP Right Cessation
- 2005-07-08 AP AP2007003875A patent/AP2272A/xx active
- 2005-07-08 ES ES05776116T patent/ES2313399T3/es not_active Expired - Lifetime
- 2005-07-08 DE DE602005008972T patent/DE602005008972D1/de not_active Expired - Fee Related
- 2005-07-08 AU AU2005265428A patent/AU2005265428B2/en not_active Ceased
- 2005-07-15 AR ARP050102943A patent/AR050080A1/es active IP Right Grant
- 2005-07-15 PE PE2005000819A patent/PE20060542A1/es active IP Right Grant
-
2006
- 2006-12-21 ZA ZA200610843A patent/ZA200610843B/en unknown
-
2007
- 2007-01-15 US US11/623,162 patent/US7494529B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11521138B1 (en) * | 2022-06-27 | 2022-12-06 | Freeport Minerals Corporation | System and method for adjusting leaching operations based on leach analytic data |
| US12619924B2 (en) | 2024-08-14 | 2026-05-05 | Freeport Minerals Corporation | Acid impacts on a leach stockpile |
Also Published As
| Publication number | Publication date |
|---|---|
| EA011038B1 (ru) | 2008-12-30 |
| EA200700271A1 (ru) | 2007-10-26 |
| AR050080A1 (es) | 2006-09-27 |
| EP1769093A1 (de) | 2007-04-04 |
| AU2005265428B2 (en) | 2010-03-04 |
| US20070169587A1 (en) | 2007-07-26 |
| AU2005265428A1 (en) | 2006-01-26 |
| ES2313399T3 (es) | 2009-03-01 |
| CN101018876A (zh) | 2007-08-15 |
| AP2007003875A0 (en) | 2007-02-28 |
| ATE404701T1 (de) | 2008-08-15 |
| ZA200610843B (en) | 2008-05-28 |
| PE20060542A1 (es) | 2006-06-28 |
| AP2272A (en) | 2011-08-15 |
| WO2006010169A1 (en) | 2006-01-26 |
| PL1769093T3 (pl) | 2009-06-30 |
| US7494529B2 (en) | 2009-02-24 |
| CA2573936A1 (en) | 2006-01-26 |
| CN100422359C (zh) | 2008-10-01 |
| DE602005008972D1 (de) | 2008-09-25 |
| EP1769093B1 (de) | 2008-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7494529B2 (en) | Optimization of bioleaching process | |
| CA3052576C (en) | Process for leaching metal sulfides with reagents having thiocarbonyl functional groups | |
| AU2018248023B2 (en) | Leaching copper-containing ores | |
| US20200181735A1 (en) | Process for Leaching Metal Sulfides with Reagents Having Thiocarbonyl Functional Groups | |
| US8070851B2 (en) | Chloride heap leaching | |
| Muñoz et al. | Silver-catalyzed bioleaching of low-grade copper ores.: Part I: Shake flasks tests | |
| CN102099497A (zh) | 用于受控制的均匀酸浸提的方法 | |
| US7022504B2 (en) | Method for the bacterially assisted heap leaching of chalcopyrite | |
| Esmailbagi et al. | Microbial assisted galvanic leaching of chalcopyrite concentrate in continuously stirred bioreactors | |
| KR20150106327A (ko) | 설파이드 광석 침출 공정 | |
| van Hille et al. | Investigating heap bioleaching: Effect of feed iron concentration on bioleaching performance | |
| US6569391B1 (en) | Heap leaching copper ore using sodium nitrate | |
| WO2000037690A1 (en) | Silver-catalyzed bio-leaching process for copper extraction from chalcopyrite heap | |
| JP2012017513A (ja) | 銅の浸出方法 | |
| Hagarova et al. | Bioleaching of antimony from Tetrahedrite concentrate by Iron-oxidizing Bacteria | |
| AU2002233033B2 (en) | A method for the bacterially assisted heap leaching of chalcopyrite | |
| US20240287642A1 (en) | Process | |
| WO2024178306A1 (en) | Process | |
| GB2636547A (en) | Process | |
| Brierley et al. | Bioheap Processes | |
| Khoshkhoo et al. | Role of microbial activity in bioleaching of a pyritic and a pure chalcopyrite concentrate | |
| EA047994B1 (ru) | Способ выщелачивания сульфидов металлов реагентами, имеющими тиокарбонильные функциональные группы | |
| Panda et al. | Bio-Heap Leaching Practice and Its Application in Recovering Metals from Low Grade Ores | |
| EA047833B1 (ru) | Способ выщелачивания сульфидов металлов реагентами, имеющими тиокарбонильные функциональные группы |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20200831 |